Daikwon Han
YOU?
Author Swipe
View article: Geographical and temporal weighted regression: examining spatial variations of COVID-19 mortality pattern using mobility and multi-source data
Geographical and temporal weighted regression: examining spatial variations of COVID-19 mortality pattern using mobility and multi-source data Open
The COVID-19 pandemic has had profound adverse effects on public health and society, with increased mobility contributing to the spread of the virus and vulnerable populations, such as those with pre-existing health conditions, at a higher…
View article: Association of arsenic exposure with measles antibody titers in US children: Influence of sex and serum folate levels
Association of arsenic exposure with measles antibody titers in US children: Influence of sex and serum folate levels Open
Exposure to arsenic during childhood is associated with various adverse health conditions. However, little is known about the effect of arsenic exposure on vaccine-related humoral immunity in children. We analyzed data from the National He…
View article: Characterization of Arsenic and Atrazine Contaminations in Drinking Water in Iowa: A Public Health Concern
Characterization of Arsenic and Atrazine Contaminations in Drinking Water in Iowa: A Public Health Concern Open
Arsenic and atrazine are two water contaminants of high public health concern in Iowa. The occurrence of arsenic and atrazine in drinking water from Iowa’s private wells and public water systems was investigated over several decades. In th…
View article: Optimizing Disaster Preparedness Planning for Minority Older Adults: One Size Does Not Fit All
Optimizing Disaster Preparedness Planning for Minority Older Adults: One Size Does Not Fit All Open
By 2050, one in five Americans will be 65 years and older. The growing proportion of older adults in the U.S. population has implications for many aspects of health including disaster preparedness. This study assessed correlates of disaste…
View article: What explains spatial variations of COVID-19 vaccine hesitancy?: a social-ecological-technological systems approach
What explains spatial variations of COVID-19 vaccine hesitancy?: a social-ecological-technological systems approach Open
While COVID-19 vaccines have been available since December 2020 and efforts have been made to vaccinate the maximum population, a large number of people are continuing to be hesitant, prolonging the pandemic in the US. While most previous …
View article: Health Disparities and Climate Change: The Intersection of Three Disaster Events on Vulnerable Communities in Houston, Texas
Health Disparities and Climate Change: The Intersection of Three Disaster Events on Vulnerable Communities in Houston, Texas Open
Although evidence suggests that successive climate disasters are on the rise, few studies have documented the disproportionate impacts on communities of color. Through the unique lens of successive disaster events (Hurricane Harvey and Win…
View article: Correlates of Social Isolation Among Community-Dwelling Older Adults During the COVID-19 Pandemic
Correlates of Social Isolation Among Community-Dwelling Older Adults During the COVID-19 Pandemic Open
Background: The past year has severely curtailed social interactions among older adults given their high rates of COVID-19 morbidity and mortality. This study examined social, behavioral, and medical correlates of social isolation among co…
View article: Correlates of Social Isolation Among Minority Older Adults During the COVID-19 Pandemic
Correlates of Social Isolation Among Minority Older Adults During the COVID-19 Pandemic Open
Background: Over the past year, engagement with older adults has been severely curtailed given the high rates of COVID-19 morbidity and mortality in this population. This study examined the correlates of social isolation among African Amer…
View article: Estimating the Occurrence of Arsenic in Residential Drinking Water and Population with Potential High Arsenic Exposure in Texas
Estimating the Occurrence of Arsenic in Residential Drinking Water and Population with Potential High Arsenic Exposure in Texas Open
BACKGROUND AND AIM: Exposure to arsenic from drinking water raises a public health issue due to its prevalence and potential health effects. The purpose of this study was to assess the occurrence of arsenic levels in residential drinking w…
View article: Trends in Arsenic Exposure among the US population: Findings from the National Health and Nutritional Examinations Survey, 2007-2016
Trends in Arsenic Exposure among the US population: Findings from the National Health and Nutritional Examinations Survey, 2007-2016 Open
Background & Objective: In the US, the new maximum contamination level for arsenic (10 µg/L) in the public drinking water system was effective from 2006. The purpose of this study is to evaluate the temporal trends in arsenic exposure from…
View article: Assessment of asthma-prone environment in Karachi, Pakistan using GIS modeling
Assessment of asthma-prone environment in Karachi, Pakistan using GIS modeling Open
The integrated environmental effect in the form of respiratory disorders was appraised, focusing on asthma by using multi-criteria analysis.
View article: Exploring Demographic and Environmental Factors Related to Unintentional Pesticide Poisonings in Children and Adolescents in Texas
Exploring Demographic and Environmental Factors Related to Unintentional Pesticide Poisonings in Children and Adolescents in Texas Open
There is limited literature on the frequency and distribution of pesticide exposures, specifically with respect to demographic and environmental factors in the United States. The purpose of this exploratory study was to investigate geograp…
View article: Smartphone-assisted spatial data collection improves geographic information quality: pilot study using a birth records dataset
Smartphone-assisted spatial data collection improves geographic information quality: pilot study using a birth records dataset Open
It is well known that the conventional, automated geocoding method based on self-reported residential addresses has many issues. We developed a smartphone-assisted aerial image-based method, which uses the Google Maps application programmi…
View article: Analysis of Pollution Hazard Intensity: A Spatial Epidemiology Case Study of Soil Pb Contamination
Analysis of Pollution Hazard Intensity: A Spatial Epidemiology Case Study of Soil Pb Contamination Open
Heavy industrialization has resulted in the contamination of soil by metals from anthropogenic sources in Anniston, Alabama. This situation calls for increased public awareness of the soil contamination issue and better knowledge of the ma…
View article: Pesticide-Related Hospitalizations Among Children and Teenagers in Texas, 2004–2013
Pesticide-Related Hospitalizations Among Children and Teenagers in Texas, 2004–2013 Open
Objective. Acute exposure to pesticides is associated with nausea, headaches, rashes, eye irritation, seizures, and, in severe cases, death. We characterized pesticide-related hospitalizations in Texas among children and teenagers for 2004…